Jar or similar article



FIG. 1 is a top plan view of a jar or similar article showing our new design;

FIG. 2 is a front side elevational view of the jar of FIG. 1, the rear side elevational view being identical; and

FIG. 3 is a bottom plan view of the jar of FIG. 1. 

The ornamental design for a jar or similar article, as shown and described. 